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Click on image for the lowdown. 
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| | | Forums66 Topics128,050 Posts1,055,753 Members48,426 | | Most Online14,466 Apr 26th, 2026 | | AD Chevy Trucks Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
| | THANKS!
For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down with Ads! Again, thanks! | | | | Joined: May 2006 Posts: 8,351 'Bolter | | 'Bolter Joined: May 2006 Posts: 8,351 | According to the GM Heritage Resto Pack site, CD1129 comes up as a 3600 axle, 4.57 gears, with RPO 285 Dual Wheels. It should have 7.00-17.5 tires on it. The 10 leaf springs were a factory option, the overloads are probably aftermarket.
Bill Burmeister | | |
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